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ad7476_helper.py
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ad7476_helper.py
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# adc ID and max SPI Frequency
chips = {
"ad7091r": 50000000.0,
"ad7273": 48000000.0,
"ad7274": 48000000.0,
"ad7276": 48000000.0,
"ad7277": 48000000.0,
"ad7278": 48000000.0,
"ad7466": 3400000.0,
"ad7467": 3400000.0,
"ad7468": 3400000.0,
"ad7475": 2000000.0,
"ad7476": 20000000.0,
"ad7476a": 20000000.0,
"ad7477": 20000000.0,
"ad7477a": 20000000.0,
"ad7478": 20000000.0,
"ad7478a": 20000000.0,
"ad7495": 20000000.0,
"ad7680": 2500000.0,
"ad7683": 22000000.0,
"ad7684": 22000000.0,
"ad7685": 66666666.7,
"ad7686": 66666666.7,
"ad7687": 66666666.7,
"ad7688": 66666666.7,
"ad7690": 66666666.7,
"ad7691": 66666666.7,
"ad7693": 66666666.7,
"ad7694": 20000000.0,
"ad7910": 5000000.0,
"ad7920": 5000000.0,
"ad7940": 2500000.0,
"ad7942": 66666666.7,
"ad7946": 66666666.7,
"ad7980": 95238095.2,
"ad7982": 95238095.2,
"ad7984": 95238095.2,
"ad7985": 111111111.0,
"ad7988-1": 95238095.2,
"ad7988-5": 95238095.2,
"ltc2314-14": 87500000.0
}